Update Go deps

Change-Id: Iac380c9306ebee919ccc59683bb0803959201bda
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/235496
Reviewed-by: <skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com>
Commit-Queue: <skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com>
diff --git a/go.sum b/go.sum
index d1e81ab..4d23211 100644
--- a/go.sum
+++ b/go.sum
@@ -585,6 +585,8 @@
 go.chromium.org/luci v0.0.0-20190815232225-01c7a47c499b/go.mod h1:MIQewVTLvOvc0UioV0JNqTNO/RspKFS0XEeoKrOxsdM=
 go.chromium.org/luci v0.0.0-20190816194131-4b600c9efb12 h1:mY6O4bEXDOKJNhqkv17p5Pxjk3hM9RoRPeMc2CJWM2A=
 go.chromium.org/luci v0.0.0-20190816194131-4b600c9efb12/go.mod h1:MIQewVTLvOvc0UioV0JNqTNO/RspKFS0XEeoKrOxsdM=
+go.chromium.org/luci v0.0.0-20190817201146-7dcb2ec41a67 h1:h8jrCmB1u4VXw7pond4qCBV4Lj79nMTsWMr+1nq7RYM=
+go.chromium.org/luci v0.0.0-20190817201146-7dcb2ec41a67/go.mod h1:MIQewVTLvOvc0UioV0JNqTNO/RspKFS0XEeoKrOxsdM=
 go.etcd.io/bbolt v1.3.2/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
 go.etcd.io/bbolt v1.3.3/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
 go.opencensus.io v0.20.1/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=